Cavity wall

[医] 洞壁

📖 牛津释义

cavity wall wall consisting of two separate walls with a space between, designed to give extra insulation 夹壁墙（两道墙中间有空隙, 用以增强绝缘性）.

🧩 词语组成解析

cavity ['kævəti]

n. 腔，洞;蛀牙，龋洞;

cav洞+ity表名词 → 穴；腔

wall [wɔl]

n. 墙;屏障;隔阂;壁垒; vt.& vi. 筑墙围住，用墙隔开;围以墙; adj. 墙壁的;

vall- 墙,壁垒;桩线

🗣️ 情景例句

All right!

好了！

As you brew, so must you drink.

自搬石头自压脚。

Two ice cream please.

请拿两份冰淇淋。

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🔤 更多 C 开头的单词

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come within

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